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Finding the Fourth Proportional to 503,835.84, 695,324.88 and 277,481.28

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Solution

The fourth proportional to 503,835.84, 695,324.88 and 277,481.28 is: 382,941.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,835.84 : 695,324.88 = 277,481.28 : x
  2. Step 2: Convert to fraction form
    503,835.84/695,324.88 = 277,481.28/x
  3. Step 3: Cross multiply
    503,835.84x = 695,324.88 × 277,481.28
  4. Step 4: Simplify right side
    503,835.84x = 192,939,637,718.25
  5. Step 5: Solve for x
    x = 192,939,637,718.25/503,835.84
  6. Step 6: Final answer
    x = 382,941.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.